Error Code: 4004

NancyHernandez

Hello!!!
I have this problem:

when I run my application this error occurs

[INDENT]Mensaje: Unhandled Error in Silverlight Application
Code: 4004   
Category: ManagedRuntimeError      
Message: System.Security.SecurityException: A security exception occured while trying to connect to the REST endpoint. Make sure you have a cross domain policy file available at the root for your server that allows for requests from this application. ---> System.Security.SecurityException ---> System.Security.SecurityException: Error de seguridad.
   en System.Net.Browser.BrowserHttpWebRequest.InternalEndGetResponse(IAsyncResult asyncResult)
   en System.Net.Browser.BrowserHttpWebRequest.<>c__DisplayClass5.<EndGetResponse>b__4(Object sendState)
   en System.Net.Browser.AsyncHelper.<>c__DisplayClass2.<BeginOnUI>b__0(Object sendState)
   --- Fin del seguimiento de la pila de excepciones internas ---
   en System.Net.Browser.AsyncHelper.BeginOnUI(SendOrPostCallback beginMethod, Object state)
   en System.Net.Browser.BrowserHttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
   en System.Net.WebClient.GetWebResponse(WebRequest request, IAsyncResult result)
   en System.Net.WebClient.DownloadBitsResponseCallback(IAsyncResult result)
   --- Fin del seguimiento de la pila de excepciones internas ---
   en ESRI.ArcGIS.Client.Layer.OnInitializationFailed(EventArgs e)
   en ESRI.ArcGIS.Client.Layer.Initialize()
   en ESRI.ArcGIS.Client.ArcGISDynamicMapServiceLayer.MapServiceInfoInitFailed(Object sender, RestFaultEventArgs args)
   en ESRI.ArcGIS.Client.Services.MapService.CheckForFault(DownloadStringCompletedEventArgs e, Exception& ex)
   en ESRI.ArcGIS.Client.Services.MapService.wc_DownloadStringCompleted(Object sender, DownloadStringCompletedEventArgs e)
   en System.Net.WebClient.OnDownloadStringCompleted(DownloadStringCompletedEventArgs e)
   en System.Net.WebClient.DownloadStringOperationCompleted(Object arg)    

Línea: 54
Carácter: 13
Código: 0
URI: http://....html[/INDENT]

I don't have any idea what I should do 😞

Can you help me? thanks a lot 🙂

RichardWatson

Make sure you have a cross domain policy file available at the root for your server that allows for requests from this application.

Do you have a cross domain policy file?